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Finding the Fourth Proportional to 2,341.96, 3,512.94 and 973

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Solution

The fourth proportional to 2,341.96, 3,512.94 and 973 is: 1,459.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.96 : 3,512.94 = 973 : x
  2. Step 2: Convert to fraction form
    2,341.96/3,512.94 = 973/x
  3. Step 3: Cross multiply
    2,341.96x = 3,512.94 × 973
  4. Step 4: Simplify right side
    2,341.96x = 3,418,090.62
  5. Step 5: Solve for x
    x = 3,418,090.62/2,341.96
  6. Step 6: Final answer
    x = 1,459.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.